ADSORBENT AND A METHOD FOR PREPARATION THEREOF Russian patent published in 2007 - IPC C08G77/16 B01D15/08 

Abstract RU 2293744 C1

FIELD: sorbents.

SUBSTANCE: invention relates to synthesis of organosilicon adsorbent, which can be used in a variety of national economy fields (chemistry, pharmaceutics, public health). Proposed adsorbent is nonlinear condensation product depicted by formula wherein n=88-98. Preparation procedure comprises reaction of 19-20 parts of alkali solution of sodium dihydroxymethylsilicate, density 1.16-1.19 g/cc, with 6 parts of sulfuric acid, density 1.195-1.205 g/cc, while stirring at 0-5 C until ripening of desired product is completed, after which product divided into small pieces and washed.

EFFECT: increased assortment of various-destination adsorbents.

2 cl, 3 dwg, 5 tbl, 3 ex

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RU 2 293 744 C1

Authors

Kadnichanskij Ehmil' Gennad'Evich

Badaev Sergej Valentinovich

Khramov Vasilij Georgievich

Dates

2007-02-20Published

2005-12-22Filed